#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define TSIZE 45

struct film
{
    char title[TSIZE];
    int rating;
    struct file * next;
};
char * s_gets(char * st, int n);
int main(void)
{
    struct film * head = NULL;
    struct film * prev, *current;
    char input[TSIZE];

    puts("Enter first movie title:");
    while (s_gets(input, TSIZE) != NULL &&input[0] != '\0')
    {
        current = (struct film *) malloc(sizeof(struct film));
        if (head == NULL)
            head  = current;
        else
            prev->next = current;
        current->next = NULL;
        strcpy(current->title, input);
        puts("Enter your rating <0-10>:");
        scanf("%d", &current->rating);
        while(getchar() != '\n')
            continue;
        puts("Enter next movie title (empty line to stop):");
        prev = current;
    }

    if(head == NULL)
        printf("No data entered.");
    else
        printf("Here is the movie list:\n");
    current = head;
    while(current != NULL)
    {
        printf("Movie:%s Rating: %d\n",current->title,current->rating);
        current = current->next;
    }

    current = head;
    while(current != NULL)
    {
        current = head;
        current = current->next;
        free(current);
    }
    printf("Bye!\n");

    return 0;
}
char * s_gets(char *st, int n)
{
    char * ret_val;
    char * find;

    ret_val = fgets(st, n, stdin);
    if (ret_val)
    {
        find = strchr(st, '\n');
        if (find)
            *find = '\0';
        else
            while(getchar() != '\n')
            continue;
    }
    return ret_val;
}
